RU95102642A - Device for electrical motor rotation speed stabilization - Google Patents

Device for electrical motor rotation speed stabilization

Info

Publication number
RU95102642A
RU95102642A RU95102642/07A RU95102642A RU95102642A RU 95102642 A RU95102642 A RU 95102642A RU 95102642/07 A RU95102642/07 A RU 95102642/07A RU 95102642 A RU95102642 A RU 95102642A RU 95102642 A RU95102642 A RU 95102642A
Authority
RU
Russia
Prior art keywords
output
triac
electric motor
motor
power source
Prior art date
Application number
RU95102642/07A
Other languages
Russian (ru)
Other versions
RU2095932C1 (en
Inventor
В.П. Завьялов
А.А. Меркушев
Original Assignee
Государственное предприятие "Ижевский механический завод"
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Государственное предприятие "Ижевский механический завод" filed Critical Государственное предприятие "Ижевский механический завод"
Priority to RU95102642A priority Critical patent/RU2095932C1/en
Publication of RU95102642A publication Critical patent/RU95102642A/en
Application granted granted Critical
Publication of RU2095932C1 publication Critical patent/RU2095932C1/en

Links

Landscapes

  • Control Of Ac Motors In General (AREA)

Abstract

FIELD: electrical engineering, production of devices for single phase collector electric motors speed stabilization, for example, portable electric tools. SUBSTANCE: device has triac 1 connected in series with electric motor 2 in a.c. network; triac 1 control unit 2, output of which is connected to threshold member 8; motor current bias circuit 11 with output rectifier 12; controlled pulse power source 14, inputs 15, 17 of which are connected in parallel to triac 1. Controlled pulse power source 14 input 18 is connected with motor 2 lead 20 and output 13 - with output rectifier 12. Device allows to expand range of electric motor speed adjustment, providing simultaneously realization of device microminiature design. EFFECT: expanded range of electric motor speed adjustment, greatly decreased dimensions of device. 1 dwg

Claims (1)

Изобретение относится к электротехнике и может быть использовано для стабилизации скорости однофазных коллекторных электродвигателей, например, переносных электроинструментов. Устройство содержит симистор 1, включенный последовательно с электродвигателем 2 в сеть переменного тока, блок 3 управления симистором 1, выходом подключенный к пороговому элементу 8 и цепь обратной связи 11 по току двигателя с выходным выпрямителем 12, управляемый импульсный источник питания 14, подключенный входами 15, 17 параллельно симистору 1. Вход 18 управляемого импульсного источника питания 14 соединен с выводом 20 двигателя 2, выход 13 - с выходным выпрямителем 12. Предлагаемое устройство позволяет расширить диапазон регулирования скорости электродвигателя одновременно обеспечивая возможность микроминиатюрного исполнения устройства.
Figure 00000001
The invention relates to electrical engineering and can be used to stabilize the speed of single-phase collector electric motors, for example, portable power tools. The device comprises a triac 1, connected in series with an electric motor 2 to an AC network, a triac control unit 3, an output connected to a threshold element 8 and a feedback circuit 11 for the motor current with an output rectifier 12, a controlled switching power supply 14, connected to the inputs 15, 17 parallel to the triac 1. The input 18 of the controlled switching power supply 14 is connected to the output 20 of the motor 2, the output 13 is connected to the output rectifier 12. The proposed device allows to expand the range of speed regulation electric motor at the same time providing the possibility of microminiature performance of the device.
Figure 00000001
RU95102642A 1995-02-23 1995-02-23 Device for stabilization of electric motor rotation speed RU2095932C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU95102642A RU2095932C1 (en) 1995-02-23 1995-02-23 Device for stabilization of electric motor rotation speed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU95102642A RU2095932C1 (en) 1995-02-23 1995-02-23 Device for stabilization of electric motor rotation speed

Publications (2)

Publication Number Publication Date
RU95102642A true RU95102642A (en) 1996-11-27
RU2095932C1 RU2095932C1 (en) 1997-11-10

Family

ID=20165093

Family Applications (1)

Application Number Title Priority Date Filing Date
RU95102642A RU2095932C1 (en) 1995-02-23 1995-02-23 Device for stabilization of electric motor rotation speed

Country Status (1)

Country Link
RU (1) RU2095932C1 (en)

Also Published As

Publication number Publication date
RU2095932C1 (en) 1997-11-10

Similar Documents

Publication Publication Date Title
Salameh et al. Step-up maximum power point tracker for photovoltaic arrays
CA2549055C (en) Method of rotating a polyphase motor at less than rated speed
EP0947905A3 (en) Solar power generating device
WO2003032478A1 (en) Phase current detector
RU95102642A (en) Device for electrical motor rotation speed stabilization
US4382218A (en) Speed control for fan motor
US6140795A (en) Variable speed control for AC induction motors
EP1126590A3 (en) Power unit including a three-phase generator and a cycloconverter having three-phase input voltage and single phase output voltage
SU1700733A1 (en) Low-duty high-speed electrical drive unit
SU1721779A1 (en) Device to control rotation speed of two-phase asynchronous short-circuited electric motor
RU2094940C1 (en) Method for control of speed of induction electric motor
US3227936A (en) Polyphase motor control arrangement
RU2133075C1 (en) Control unit for metal-cutting tool drive
RU2199815C2 (en) Method for controlling induction motor speed
RU94038390A (en) Device for regulation of current in load with reverse electromotive force
RU2216032C1 (en) Stabilizer of a c voltage
SU1272465A1 (en) Asynchronous rectifier stage
SU726643A1 (en) Device for regulating induction motor r.p.m.
SU1654961A1 (en) Pulse rotation rate controller for dc motors
Krischan et al. Low cost speed control for single phase induction motors-comparing different approaches with regard to efficiency
RU95106854A (en) Thyristor voltage converter for controlling induction motor speed
RU2006172C1 (en) Low-power ac drive
JPS5668273A (en) Inverter
RU2017318C1 (en) Method of forming of three-phase voltage fed to asynchronous motor supplied from single-phase network
Kaushik et al. Simulation of Rotor Magnetic Field Based Vector Controlled Speed Control of Three Phase Induction Motor System Using MATLAB